As interest in the start-up world has grown and the attendance at many annual conferences has swelled, this one has stayed static. But here's why that might be a good thing--if the conference organizers know how to handle it.

45 Minutes on IM: With her new book, the well-known game designer delves into the question of why life makes people unhappy and how games might well be the answer. She also tells CNET about her new start-up and the game that saved her life.